To complement the view of Generation Like, you can go ahead and quickly read this 2012 NYT article by one of the interviewees: How ‘Hunger Games’ Built Up Must-See Fever. Marc Andrejevic, an Australian media scholar, did not make it into the documentary but his research and explanations about the consequences of some of the online practices explained in the piece are extremely thought-provoking for any information professional.
One of your classmates shared this NYT article that connects with the topic of adults reading YA Lit. It does not go much further than previous ones, but it shows that the topic is still in the media. And so much that the New Yorker interview S.E. Hinton about it here